CONTENTS OF NUMBER 31.— Seventh Series. 



I. On some Fish-remains from the Parana Formation, Argentine 

 Republic. By A. Smith Woodward, LL.D., F.L.S. (Plate I.) 1 



II. The New Mexico Bees of the Genus Megachile and a new 

 Andrena. By T. D. A. Cockekell, Professor of Entomology, New 

 Mexico Agricultural College 7 



III. On the West-Indian Species of Madrepora. By J. W. 

 Gregory, D.Sc, F.G.S., Professor of Geology in the University of 



il elbourne 20 



IV. British Amphipoda. — IV. Families Stegocephalidce to (Edi- 

 cerida (part.). By Canon Norman, M.A., D.C.L., LL.D., F.R.S., &c. 

 (Plate III.) 32 



V. Description of a new Sea-Horse {Hippocampus) from Muscat. 



By G. A. Boulenger, F.R.S 51 



VI. A List of the Fishes collected by Mr. Rupert Vallentin in the 

 Falkland Islands. By G. A. Boulengek, F.R.S. With Notes bv the 

 Collector " 52 



VII. Rhynchotal Notes. — V. Heteroptera : Asopince and Tessara- 

 tomince. By W. L. Distant 55 



VIII. Descriptions of some new Species of Heterocera from Tropical 

 South America. By Herbert Drece, F.L.S. &c 64 



IX. Report on the Neuroptera Odonata collected by Mr. E. E. 

 Austen at Sierra Leone during August and September 1899. By 



W. F. Kirby, F.L.S., F.E.S. (Plate II.) 67 



X. Notes on the Forficidaria. — V. Descriptions of new Species 

 and a new Genus. By Malcolm Bprr, F.Z.S., F.E.S. (Plate IV. 

 tigs. 3, 5, 7.) 79 



XI. Notes on the Forficularia. — VI. On a Collection of Forficu- 

 laria from Sarawak. By Malcolm Burr, F.Z.S., F.E.S. (Plate IV. 

 tigs. 1, 2, 4, 6.) . . . . . 88 



XII. The Lower Palaeozoic Crinoids of Bohemia. By F. A. 

 Bather, M.A., F.G.S , 102 



XIII. Asiatic Tortricidce. By the Rt. Hon. Lord Walsingham, 

 M.A., LL.D., F.R.S 121 



XIV. On Giant Squirrels from the Amazonian Region. By Old- 

 eield Thomas , 137 



XV. Plankton Studies. — II. On Pleodorina illinoisensis, a new 

 Species from the Plankton of the Illinois River. By C. A. Koeoid, 

 Ph.D. (Plates V. & VI.) 139 



BIBLIOGRAPHICAL NOTICE. 

 Catalogue of the Lepidoptera Phalsenge in the British Museum. 

 Volume II. Catalogue of the Arctiadce (Nolince, Lithosiance) in 

 the Collection of the British Museum. By Sir George F. 

 Hampson, Bart 157 



MISCELLANEOUS. 



On the ' Ankiindung eines systematischen Werkes von den Schmetter- 

 lingen der Wienergegend ' of Schiffermuller and Denis. By 

 Louis B. Protjt, F.E.S 158 



Abundance of the Greater Siil -Smelt (Argentina silus, Ascan.) on the 



Market of Boston, Lincolnshire. By G. A. Boulenqbr, F.R.S. . . 160 



* 



It is requested that all Communications for this Work may be addressed, 

 post-paid, to the Care of Messrs. Taylor and Francis, Printing Office, 

 Red Lion Court, Fleet Street, London. 



WITH SIX PLATES, 



